ber of customers who enter a supermarket each hour is normally distributed with a mean of 640 and a standard deviation of 170 What is the probability that the total number of customers who enter the supermarket in one day is greater than 12500? (Hint:

Q: Question 2. What is the probability that between 85 and 120 complaints are received in one week? Use…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Random Phenomenon: It is generally accepted that the normal weight of newborn boys should be between…

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Q: It is important to note that Math 34/134 Section 2123 has no prerequisite required to register, only…

A: The box plot helps in understanding the distribution of the data.

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A: From given informationNumber of positive test results = 143Number of negative results  = 155Number…

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A: The regression equation for estimating "calories" based on "fat (in grams)" and "sugar" (in grams)…

Q: Find the variance and standard deviation for the population (Ex) use the computational formula: Σx²-…

A: x=10 9 7 3 4 1 6 8n=8

Q: Suppose that the probability that a passenger will miss a flight is 0.0907. Airlines do not like…

A: p = Probability that a passenger will miss a a flight = 0.0907seating capacity=50 passengerwe will…

Q: Seventy-one percent of adults want to live to age 100. You randomly select five adults and ask them…

A: n = 5 , p = 71% = 0.71 , q = 1 - p = 1 - 0.71 = 0.29X ~ Binomial(n = 5, p = 0.71)

Q: An automobile manufacturer claims that its van has a 36.7 miles/gallon (MPG) rating. An independent…

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A: Assuming 0.05 significance.The coefficients of female are -2.63, -2.96 and -2.96 in model 1, 2 and…

Q: Avicenna, an insurance company, offers five-year commercial property insurance policies to small…

A: The probability that they will experience property damage in the next five years is 2% = 0.02The…

Q: The probability a student will contact the professor while taking an online class is 60%. Find the…

A: p = 60% = 0.60 and sample size n = 10It is given that the random variable X i.e, taking an online…

Q: Suppose that you randomly draw one card from a standard deck of 52 cards. After writing down which…

A: From the giveninformation we haveProbability of drawing clubs(p) = Number cards drawn = 15

Q: The time required for an automotive center to complete an oil change service on an automobile…

A: For the distribution of the oil change completion time at the automotive center, it is specified…

Q: Assume that females have pulse rates that are normally distributed with a mean of μ = 72.0 beats per…

A: Mean=72Standard deviation=12.5

Q: (c) Assuming the normal model can be used, determine P(x 2 64.9).

A: The mean is 63, the standard deviation is 16 and the sample size is 12.

Q: A personnel director interviewing 11 senior engineers for four job openings has scheduled six…

A: M=4N=11n=6

Q: 1: Apply CLT to the following questions. Remember to check the condition of CLT. Let Y = X₁ + X2+...…

A: sample size n=15The probability density function is

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A: We will fit all the given models, and then use R2 to choose the best model. Greater the value of R2,…

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A: Given the data asSexNumber AdmittedNumber RejectedMale11981493Female5571278

Q: The graph illustrates a normal distribution for the prices paid for a particular model of HD…

A: Mean=1600Standard deviation=150

Q: Problem 10-26 (Algo) As part of an insurance company's training program, participants learn how to…

A: For the problem of Melissa:Lower Specification Limit, minutes. Upper Specification Limit,  minutes.…

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A: Given that:Sample Size: Number of Successes:

Q: A hotel manager believes that 13% of the hotel rooms are booked. If the manager is correct, what is…

A: n = 431, p = 13% = 0.13

Q: Calculate the standard score (z-score) of the given sample mean. R

A: It is given that Population mean = 57Sample mean = 62Population std. deviation = 14Sample size = 14

Q: bioturbation layer in sediment for a certain region. (a) What is the height of the density curve?…

A: X~Unif(6.5,19

Q: If data come from a normal distribution, which of the following quantifies the relationship between…

A: Solution-:If data comes from a normal distribution, which of the following quantifies the…

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A: There are 52 card in the deck in which they divided into two color i.e red(26) and black (26). These…

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A: It is given that the standard normal random variable Z with mean 0 and standard deviation of 1.

Q: Each year, marketing and information firm J.D. Power and Associates surveys new car owners 90 days…

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A: The question is about regression.Introduction :Suppose,  is a least square regression…

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A: Given the data of the passages of Hurricanes in Florida from 1901 till 2010:YearTotal…

Q: Based on the data shown below, calculate the regression line (each value to two decimal places) y =…

A: We have given the following tablexy512.75614.32717.79816.96919.731020.4

Q: Use a = 0.01 and conduct a goodness of fit test using 5 classes to see whether the following sample…

A: n=25number of intervals =5

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A: Y=0Y=1Y=2TotalX=00.100.050.010.16X=10.070.200.080.35X=20.050.140.300.49Total0.220.390.391

Q: 41% of employees judge their peers by the cleanliness of their workspaces. You randomly select 8…

A: The question is about discrete probability distribution.Given :Population proportion of employees…

Q: Consider three cards, as follows: the first is red on both sides, the second is black on both sides,…

A: Total number of card=3

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A: The grades and genders of a group of students are given…

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A: Let X be a continuous random variable  and it is given thatf(x)=cx3    ;1&lt;x&lt;∞To find:Constant…

Q: 34​% adults favor the use of unmanned drones by police agencies. Twelve U.S. adults are randomly…

A: Probability of adults favour the use of unmanned drones by police agencies(p)=0.34sample…

Q: Part: 4 / 6 Part 5 of 6 Find the probability that more than 31% of the freshmen in the sample of 120…

A: It is given that Population proportion, p = 26% = 0.26Sample size, n = 120

Q: Frequency of Value 14 12 10- 2 -30 -20 -10 0 a) How many observations are more than 10? Value c) How…

A: Histogram Note: According to bartelby question answer guidelines an expert can solve only three…

Q: Suppose X sim Poi(lambda) . What is the probability that X is odd?

A: Let X ~ Poisson (λ)Then we have to find P(X is odd)